Integrand size = 31, antiderivative size = 234 \[ \int \frac {\cos ^2(2 (a+b x))}{(c \tan (a+b x) \tan (2 (a+b x)))^{3/2}} \, dx=-\frac {19 \text {arctanh}\left (\frac {\sqrt {c} \tan (2 a+2 b x)}{\sqrt {-c+c \sec (2 a+2 b x)}}\right )}{8 b c^{3/2}}+\frac {13 \text {arctanh}\left (\frac {\sqrt {c} \tan (2 a+2 b x)}{\sqrt {2} \sqrt {-c+c \sec (2 a+2 b x)}}\right )}{4 \sqrt {2} b c^{3/2}}-\frac {\cos (2 a+2 b x) \sin (2 a+2 b x)}{4 b (-c+c \sec (2 a+2 b x))^{3/2}}-\frac {7 \sin (2 a+2 b x)}{8 b c \sqrt {-c+c \sec (2 a+2 b x)}}-\frac {\cos (2 a+2 b x) \sin (2 a+2 b x)}{2 b c \sqrt {-c+c \sec (2 a+2 b x)}} \] Output:
-19/8*arctanh(c^(1/2)*tan(2*b*x+2*a)/(-c+c*sec(2*b*x+2*a))^(1/2))/b/c^(3/2 )+13/8*arctanh(1/2*c^(1/2)*tan(2*b*x+2*a)*2^(1/2)/(-c+c*sec(2*b*x+2*a))^(1 /2))*2^(1/2)/b/c^(3/2)-1/4*cos(2*b*x+2*a)*sin(2*b*x+2*a)/b/(-c+c*sec(2*b*x +2*a))^(3/2)-7/8*sin(2*b*x+2*a)/b/c/(-c+c*sec(2*b*x+2*a))^(1/2)-1/2*cos(2* b*x+2*a)*sin(2*b*x+2*a)/b/c/(-c+c*sec(2*b*x+2*a))^(1/2)
Time = 7.29 (sec) , antiderivative size = 357, normalized size of antiderivative = 1.53 \[ \int \frac {\cos ^2(2 (a+b x))}{(c \tan (a+b x) \tan (2 (a+b x)))^{3/2}} \, dx=\frac {\tan ^{\frac {3}{2}}(a+b x) \left (-\frac {7 \arctan \left (\sqrt {-1+\tan ^2(a+b x)}\right ) \csc ^2(a+b x) \sec ^2(a+b x) \tan ^{\frac {3}{2}}(a+b x) \sqrt {-1+\tan ^2(a+b x)} \sqrt {\tan (2 (a+b x))}}{\left (1+\tan ^2(a+b x)\right )^2}+\frac {19 \left (\sqrt {2} \text {arctanh}\left (\sqrt {1-\tan ^2(a+b x)}\right )-2 \text {arctanh}\left (\frac {\sqrt {1-\tan ^2(a+b x)}}{\sqrt {2}}\right )\right ) \cos (2 (a+b x)) \csc ^2(a+b x) \sec ^2(a+b x) \tan ^{\frac {3}{2}}(a+b x) \sqrt {\tan (2 (a+b x))}}{\sqrt {2} \sqrt {1-\tan ^2(a+b x)} \left (1+\tan ^2(a+b x)\right )}\right ) \tan ^{\frac {3}{2}}(2 (a+b x))}{16 b (c \tan (a+b x) \tan (2 (a+b x)))^{3/2}}+\frac {\left (-\frac {5}{8} \cot (a+b x)-\frac {1}{8} \cot (a+b x) \csc ^2(a+b x)+\frac {7}{8} \sin (2 (a+b x))+\frac {1}{8} \sin (4 (a+b x))\right ) \tan ^2(a+b x) \tan ^2(2 (a+b x))}{b (c \tan (a+b x) \tan (2 (a+b x)))^{3/2}} \] Input:
Integrate[Cos[2*(a + b*x)]^2/(c*Tan[a + b*x]*Tan[2*(a + b*x)])^(3/2),x]
Output:
(Tan[a + b*x]^(3/2)*((-7*ArcTan[Sqrt[-1 + Tan[a + b*x]^2]]*Csc[a + b*x]^2* Sec[a + b*x]^2*Tan[a + b*x]^(3/2)*Sqrt[-1 + Tan[a + b*x]^2]*Sqrt[Tan[2*(a + b*x)]])/(1 + Tan[a + b*x]^2)^2 + (19*(Sqrt[2]*ArcTanh[Sqrt[1 - Tan[a + b *x]^2]] - 2*ArcTanh[Sqrt[1 - Tan[a + b*x]^2]/Sqrt[2]])*Cos[2*(a + b*x)]*Cs c[a + b*x]^2*Sec[a + b*x]^2*Tan[a + b*x]^(3/2)*Sqrt[Tan[2*(a + b*x)]])/(Sq rt[2]*Sqrt[1 - Tan[a + b*x]^2]*(1 + Tan[a + b*x]^2)))*Tan[2*(a + b*x)]^(3/ 2))/(16*b*(c*Tan[a + b*x]*Tan[2*(a + b*x)])^(3/2)) + (((-5*Cot[a + b*x])/8 - (Cot[a + b*x]*Csc[a + b*x]^2)/8 + (7*Sin[2*(a + b*x)])/8 + Sin[4*(a + b *x)]/8)*Tan[a + b*x]^2*Tan[2*(a + b*x)]^2)/(b*(c*Tan[a + b*x]*Tan[2*(a + b *x)])^(3/2))
Time = 1.40 (sec) , antiderivative size = 247, normalized size of antiderivative = 1.06, number of steps used = 19, number of rules used = 18, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.581, Rules used = {3042, 4897, 3042, 4304, 27, 3042, 4510, 27, 3042, 4510, 27, 3042, 4408, 3042, 4261, 220, 4282, 220}
Below are the steps used by Rubi to obtain the solution. The rule number used for the transformation is given above next to the arrow. The rules definitions used are listed below.
\(\displaystyle \int \frac {\cos ^2(2 (a+b x))}{(c \tan (a+b x) \tan (2 (a+b x)))^{3/2}} \, dx\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle \int \frac {\cos (2 a+2 b x)^2}{(c \tan (a+b x) \tan (2 a+2 b x))^{3/2}}dx\) |
\(\Big \downarrow \) 4897 |
\(\displaystyle \int \frac {\cos ^2(2 a+2 b x)}{(c \sec (2 a+2 b x)-c)^{3/2}}dx\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle \int \frac {1}{\csc \left (2 a+2 b x+\frac {\pi }{2}\right )^2 \left (c \csc \left (2 a+2 b x+\frac {\pi }{2}\right )-c\right )^{3/2}}dx\) |
\(\Big \downarrow \) 4304 |
\(\displaystyle -\frac {\int \frac {\cos ^2(2 a+2 b x) (5 \sec (2 a+2 b x) c+8 c)}{2 \sqrt {c \sec (2 a+2 b x)-c}}dx}{2 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle -\frac {\int \frac {\cos ^2(2 a+2 b x) (5 \sec (2 a+2 b x) c+8 c)}{\sqrt {c \sec (2 a+2 b x)-c}}dx}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle -\frac {\int \frac {5 \csc \left (2 a+2 b x+\frac {\pi }{2}\right ) c+8 c}{\csc \left (2 a+2 b x+\frac {\pi }{2}\right )^2 \sqrt {c \csc \left (2 a+2 b x+\frac {\pi }{2}\right )-c}}dx}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 4510 |
\(\displaystyle -\frac {\frac {\int \frac {2 \cos (2 a+2 b x) \left (6 \sec (2 a+2 b x) c^2+7 c^2\right )}{\sqrt {c \sec (2 a+2 b x)-c}}dx}{2 c}+\frac {2 c \sin (2 a+2 b x) \cos (2 a+2 b x)}{b \sqrt {c \sec (2 a+2 b x)-c}}}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle -\frac {\frac {\int \frac {\cos (2 a+2 b x) \left (6 \sec (2 a+2 b x) c^2+7 c^2\right )}{\sqrt {c \sec (2 a+2 b x)-c}}dx}{c}+\frac {2 c \sin (2 a+2 b x) \cos (2 a+2 b x)}{b \sqrt {c \sec (2 a+2 b x)-c}}}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle -\frac {\frac {\int \frac {6 \csc \left (2 a+2 b x+\frac {\pi }{2}\right ) c^2+7 c^2}{\csc \left (2 a+2 b x+\frac {\pi }{2}\right ) \sqrt {c \csc \left (2 a+2 b x+\frac {\pi }{2}\right )-c}}dx}{c}+\frac {2 c \sin (2 a+2 b x) \cos (2 a+2 b x)}{b \sqrt {c \sec (2 a+2 b x)-c}}}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 4510 |
\(\displaystyle -\frac {\frac {\frac {\int \frac {7 \sec (2 a+2 b x) c^3+19 c^3}{2 \sqrt {c \sec (2 a+2 b x)-c}}dx}{c}+\frac {7 c^2 \sin (2 a+2 b x)}{2 b \sqrt {c \sec (2 a+2 b x)-c}}}{c}+\frac {2 c \sin (2 a+2 b x) \cos (2 a+2 b x)}{b \sqrt {c \sec (2 a+2 b x)-c}}}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle -\frac {\frac {\frac {\int \frac {7 \sec (2 a+2 b x) c^3+19 c^3}{\sqrt {c \sec (2 a+2 b x)-c}}dx}{2 c}+\frac {7 c^2 \sin (2 a+2 b x)}{2 b \sqrt {c \sec (2 a+2 b x)-c}}}{c}+\frac {2 c \sin (2 a+2 b x) \cos (2 a+2 b x)}{b \sqrt {c \sec (2 a+2 b x)-c}}}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle -\frac {\frac {\frac {\int \frac {7 \csc \left (2 a+2 b x+\frac {\pi }{2}\right ) c^3+19 c^3}{\sqrt {c \csc \left (2 a+2 b x+\frac {\pi }{2}\right )-c}}dx}{2 c}+\frac {7 c^2 \sin (2 a+2 b x)}{2 b \sqrt {c \sec (2 a+2 b x)-c}}}{c}+\frac {2 c \sin (2 a+2 b x) \cos (2 a+2 b x)}{b \sqrt {c \sec (2 a+2 b x)-c}}}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 4408 |
\(\displaystyle -\frac {\frac {\frac {26 c^3 \int \frac {\sec (2 a+2 b x)}{\sqrt {c \sec (2 a+2 b x)-c}}dx-19 c^2 \int \sqrt {c \sec (2 a+2 b x)-c}dx}{2 c}+\frac {7 c^2 \sin (2 a+2 b x)}{2 b \sqrt {c \sec (2 a+2 b x)-c}}}{c}+\frac {2 c \sin (2 a+2 b x) \cos (2 a+2 b x)}{b \sqrt {c \sec (2 a+2 b x)-c}}}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle -\frac {\frac {\frac {26 c^3 \int \frac {\csc \left (2 a+2 b x+\frac {\pi }{2}\right )}{\sqrt {c \csc \left (2 a+2 b x+\frac {\pi }{2}\right )-c}}dx-19 c^2 \int \sqrt {c \csc \left (2 a+2 b x+\frac {\pi }{2}\right )-c}dx}{2 c}+\frac {7 c^2 \sin (2 a+2 b x)}{2 b \sqrt {c \sec (2 a+2 b x)-c}}}{c}+\frac {2 c \sin (2 a+2 b x) \cos (2 a+2 b x)}{b \sqrt {c \sec (2 a+2 b x)-c}}}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 4261 |
\(\displaystyle -\frac {\frac {\frac {26 c^3 \int \frac {\csc \left (2 a+2 b x+\frac {\pi }{2}\right )}{\sqrt {c \csc \left (2 a+2 b x+\frac {\pi }{2}\right )-c}}dx+\frac {19 c^3 \int \frac {1}{\frac {c^2 \tan ^2(2 a+2 b x)}{c \sec (2 a+2 b x)-c}-c}d\left (-\frac {c \tan (2 a+2 b x)}{\sqrt {c \sec (2 a+2 b x)-c}}\right )}{b}}{2 c}+\frac {7 c^2 \sin (2 a+2 b x)}{2 b \sqrt {c \sec (2 a+2 b x)-c}}}{c}+\frac {2 c \sin (2 a+2 b x) \cos (2 a+2 b x)}{b \sqrt {c \sec (2 a+2 b x)-c}}}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 220 |
\(\displaystyle -\frac {\frac {\frac {26 c^3 \int \frac {\csc \left (2 a+2 b x+\frac {\pi }{2}\right )}{\sqrt {c \csc \left (2 a+2 b x+\frac {\pi }{2}\right )-c}}dx+\frac {19 c^{5/2} \text {arctanh}\left (\frac {\sqrt {c} \tan (2 a+2 b x)}{\sqrt {c \sec (2 a+2 b x)-c}}\right )}{b}}{2 c}+\frac {7 c^2 \sin (2 a+2 b x)}{2 b \sqrt {c \sec (2 a+2 b x)-c}}}{c}+\frac {2 c \sin (2 a+2 b x) \cos (2 a+2 b x)}{b \sqrt {c \sec (2 a+2 b x)-c}}}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 4282 |
\(\displaystyle -\frac {\frac {\frac {\frac {19 c^{5/2} \text {arctanh}\left (\frac {\sqrt {c} \tan (2 a+2 b x)}{\sqrt {c \sec (2 a+2 b x)-c}}\right )}{b}-\frac {26 c^3 \int \frac {1}{\frac {c^2 \tan ^2(2 a+2 b x)}{c \sec (2 a+2 b x)-c}-2 c}d\left (-\frac {c \tan (2 a+2 b x)}{\sqrt {c \sec (2 a+2 b x)-c}}\right )}{b}}{2 c}+\frac {7 c^2 \sin (2 a+2 b x)}{2 b \sqrt {c \sec (2 a+2 b x)-c}}}{c}+\frac {2 c \sin (2 a+2 b x) \cos (2 a+2 b x)}{b \sqrt {c \sec (2 a+2 b x)-c}}}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
\(\Big \downarrow \) 220 |
\(\displaystyle -\frac {\frac {\frac {\frac {19 c^{5/2} \text {arctanh}\left (\frac {\sqrt {c} \tan (2 a+2 b x)}{\sqrt {c \sec (2 a+2 b x)-c}}\right )}{b}-\frac {13 \sqrt {2} c^{5/2} \text {arctanh}\left (\frac {\sqrt {c} \tan (2 a+2 b x)}{\sqrt {2} \sqrt {c \sec (2 a+2 b x)-c}}\right )}{b}}{2 c}+\frac {7 c^2 \sin (2 a+2 b x)}{2 b \sqrt {c \sec (2 a+2 b x)-c}}}{c}+\frac {2 c \sin (2 a+2 b x) \cos (2 a+2 b x)}{b \sqrt {c \sec (2 a+2 b x)-c}}}{4 c^2}-\frac {\sin (2 a+2 b x) \cos (2 a+2 b x)}{4 b (c \sec (2 a+2 b x)-c)^{3/2}}\) |
Input:
Int[Cos[2*(a + b*x)]^2/(c*Tan[a + b*x]*Tan[2*(a + b*x)])^(3/2),x]
Output:
-1/4*(Cos[2*a + 2*b*x]*Sin[2*a + 2*b*x])/(b*(-c + c*Sec[2*a + 2*b*x])^(3/2 )) - ((2*c*Cos[2*a + 2*b*x]*Sin[2*a + 2*b*x])/(b*Sqrt[-c + c*Sec[2*a + 2*b *x]]) + (((19*c^(5/2)*ArcTanh[(Sqrt[c]*Tan[2*a + 2*b*x])/Sqrt[-c + c*Sec[2 *a + 2*b*x]]])/b - (13*Sqrt[2]*c^(5/2)*ArcTanh[(Sqrt[c]*Tan[2*a + 2*b*x])/ (Sqrt[2]*Sqrt[-c + c*Sec[2*a + 2*b*x]])])/b)/(2*c) + (7*c^2*Sin[2*a + 2*b* x])/(2*b*Sqrt[-c + c*Sec[2*a + 2*b*x]]))/c)/(4*c^2)
Int[(a_)*(Fx_), x_Symbol] :> Simp[a Int[Fx, x], x] /; FreeQ[a, x] && !Ma tchQ[Fx, (b_)*(Gx_) /; FreeQ[b, x]]
Int[((a_) + (b_.)*(x_)^2)^(-1), x_Symbol] :> Simp[(-(Rt[-a, 2]*Rt[b, 2])^(- 1))*ArcTanh[Rt[b, 2]*(x/Rt[-a, 2])], x] /; FreeQ[{a, b}, x] && NegQ[a/b] && (LtQ[a, 0] || GtQ[b, 0])
Int[Sqrt[csc[(c_.) + (d_.)*(x_)]*(b_.) + (a_)], x_Symbol] :> Simp[-2*(b/d) Subst[Int[1/(a + x^2), x], x, b*(Cot[c + d*x]/Sqrt[a + b*Csc[c + d*x]])], x] /; FreeQ[{a, b, c, d}, x] && EqQ[a^2 - b^2, 0]
Int[csc[(e_.) + (f_.)*(x_)]/Sqrt[csc[(e_.) + (f_.)*(x_)]*(b_.) + (a_)], x_S ymbol] :> Simp[-2/f Subst[Int[1/(2*a + x^2), x], x, b*(Cot[e + f*x]/Sqrt[ a + b*Csc[e + f*x]])], x] /; FreeQ[{a, b, e, f}, x] && EqQ[a^2 - b^2, 0]
Int[(csc[(e_.) + (f_.)*(x_)]*(d_.))^(n_)*(csc[(e_.) + (f_.)*(x_)]*(b_.) + ( a_))^(m_), x_Symbol] :> Simp[(-Cot[e + f*x])*(a + b*Csc[e + f*x])^m*((d*Csc [e + f*x])^n/(f*(2*m + 1))), x] + Simp[1/(a^2*(2*m + 1)) Int[(a + b*Csc[e + f*x])^(m + 1)*(d*Csc[e + f*x])^n*(a*(2*m + n + 1) - b*(m + n + 1)*Csc[e + f*x]), x], x] /; FreeQ[{a, b, d, e, f, n}, x] && EqQ[a^2 - b^2, 0] && LtQ [m, -1] && (IntegersQ[2*m, 2*n] || IntegerQ[m])
Int[(csc[(e_.) + (f_.)*(x_)]*(d_.) + (c_))/Sqrt[csc[(e_.) + (f_.)*(x_)]*(b_ .) + (a_)], x_Symbol] :> Simp[c/a Int[Sqrt[a + b*Csc[e + f*x]], x], x] - Simp[(b*c - a*d)/a Int[Csc[e + f*x]/Sqrt[a + b*Csc[e + f*x]], x], x] /; F reeQ[{a, b, c, d, e, f}, x] && NeQ[b*c - a*d, 0] && EqQ[a^2 - b^2, 0]
Int[(csc[(e_.) + (f_.)*(x_)]*(d_.))^(n_)*(csc[(e_.) + (f_.)*(x_)]*(b_.) + ( a_))^(m_)*(csc[(e_.) + (f_.)*(x_)]*(B_.) + (A_)), x_Symbol] :> Simp[A*Cot[e + f*x]*(a + b*Csc[e + f*x])^m*((d*Csc[e + f*x])^n/(f*n)), x] - Simp[1/(b*d *n) Int[(a + b*Csc[e + f*x])^m*(d*Csc[e + f*x])^(n + 1)*Simp[a*A*m - b*B* n - A*b*(m + n + 1)*Csc[e + f*x], x], x], x] /; FreeQ[{a, b, d, e, f, A, B, m}, x] && NeQ[A*b - a*B, 0] && EqQ[a^2 - b^2, 0] && LtQ[n, 0]
Leaf count of result is larger than twice the leaf count of optimal. \(1071\) vs. \(2(203)=406\).
Time = 1.64 (sec) , antiderivative size = 1072, normalized size of antiderivative = 4.58
Input:
int(cos(2*b*x+2*a)^2/(c*tan(b*x+a)*tan(2*b*x+2*a))^(3/2),x,method=_RETURNV ERBOSE)
Output:
1/32*2^(1/2)/b*4^(1/2)*((-36*cos(b*x+a)+36)*arctanh((2*cos(b*x+a)-1)/(cos( b*x+a)+1)/((2*cos(b*x+a)^2-1)/(cos(b*x+a)+1)^2)^(1/2))+(36*cos(b*x+a)-36)* ln(2*(((2*cos(b*x+a)^2-1)/(cos(b*x+a)+1)^2)^(1/2)*cos(b*x+a)+((2*cos(b*x+a )^2-1)/(cos(b*x+a)+1)^2)^(1/2)-2*cos(b*x+a)-1)/(cos(b*x+a)+1))+(51*cos(b*x +a)-51)*2^(1/2)*arctanh(2^(1/2)*cos(b*x+a)/(cos(b*x+a)+1)/((2*cos(b*x+a)^2 -1)/(cos(b*x+a)+1)^2)^(1/2))+cos(b*x+a)*(8*cos(b*x+a)^4+14*cos(b*x+a)^2-30 )*((2*cos(b*x+a)^2-1)/(cos(b*x+a)+1)^2)^(1/2))/c/(c*sin(b*x+a)^2/(2*cos(b* x+a)^2-1))^(1/2)/((2*cos(b*x+a)^2-1)/(cos(b*x+a)+1)^2)^(1/2)*csc(b*x+a)+1/ 64*2^(1/2)/b*4^(1/2)/c/(c*sin(b*x+a)^2/(2*cos(b*x+a)^2-1))^(1/2)*(1-cos(b* x+a))*(-16*2^(1/2)*arctanh(2^(1/2)*cos(b*x+a)/(cos(b*x+a)+1)/((2*cos(b*x+a )^2-1)/(cos(b*x+a)+1)^2)^(1/2))*(1-cos(b*x+a))^2*csc(b*x+a)^2+10*arctanh(( 2*cos(b*x+a)-1)/(cos(b*x+a)+1)/((2*cos(b*x+a)^2-1)/(cos(b*x+a)+1)^2)^(1/2) )*(1-cos(b*x+a))^2*csc(b*x+a)^2-10*ln(2*(((2*cos(b*x+a)^2-1)/(cos(b*x+a)+1 )^2)^(1/2)*cos(b*x+a)+((2*cos(b*x+a)^2-1)/(cos(b*x+a)+1)^2)^(1/2)-2*cos(b* x+a)-1)/(cos(b*x+a)+1))*(1-cos(b*x+a))^2*csc(b*x+a)^2+2*((2*cos(b*x+a)^2-1 )/(cos(b*x+a)+1)^2)^(1/2)*(1-cos(b*x+a))^2*csc(b*x+a)^2-2*((2*cos(b*x+a)^2 -1)/(cos(b*x+a)+1)^2)^(1/2))*(cos(b*x+a)+1)^2/((2*cos(b*x+a)^2-1)/(cos(b*x +a)+1)^2)^(1/2)*csc(b*x+a)^3-1/8*2^(1/2)/b*4^(1/2)*(cos(b*x+a)*(4*cos(b*x+ a)^2-6)*((2*cos(b*x+a)^2-1)/(cos(b*x+a)+1)^2)^(1/2)+(10*cos(b*x+a)-10)*2^( 1/2)*arctanh(2^(1/2)*cos(b*x+a)/(cos(b*x+a)+1)/((2*cos(b*x+a)^2-1)/(cos...
Time = 0.10 (sec) , antiderivative size = 616, normalized size of antiderivative = 2.63 \[ \int \frac {\cos ^2(2 (a+b x))}{(c \tan (a+b x) \tan (2 (a+b x)))^{3/2}} \, dx =\text {Too large to display} \] Input:
integrate(cos(2*b*x+2*a)^2/(c*tan(b*x+a)*tan(2*b*x+2*a))^(3/2),x, algorith m="fricas")
Output:
[1/16*(13*sqrt(2)*(tan(b*x + a)^7 + 2*tan(b*x + a)^5 + tan(b*x + a)^3)*sqr t(c)*log((c*tan(b*x + a)^3 + 2*sqrt(-c*tan(b*x + a)^2/(tan(b*x + a)^2 - 1) )*(tan(b*x + a)^2 - 1)*sqrt(c) - 2*c*tan(b*x + a))/tan(b*x + a)^3) + 19*(t an(b*x + a)^7 + 2*tan(b*x + a)^5 + tan(b*x + a)^3)*sqrt(c)*log((c*tan(b*x + a)^3 - 2*sqrt(2)*sqrt(-c*tan(b*x + a)^2/(tan(b*x + a)^2 - 1))*(tan(b*x + a)^2 - 1)*sqrt(c) - 3*c*tan(b*x + a))/(tan(b*x + a)^3 + tan(b*x + a))) + 2*sqrt(2)*(4*tan(b*x + a)^6 + 5*tan(b*x + a)^4 - 8*tan(b*x + a)^2 - 1)*sqr t(-c*tan(b*x + a)^2/(tan(b*x + a)^2 - 1)))/(b*c^2*tan(b*x + a)^7 + 2*b*c^2 *tan(b*x + a)^5 + b*c^2*tan(b*x + a)^3), 1/8*(13*sqrt(2)*(tan(b*x + a)^7 + 2*tan(b*x + a)^5 + tan(b*x + a)^3)*sqrt(-c)*arctan(sqrt(-c*tan(b*x + a)^2 /(tan(b*x + a)^2 - 1))*(tan(b*x + a)^2 - 1)*sqrt(-c)/(c*tan(b*x + a))) - 1 9*(tan(b*x + a)^7 + 2*tan(b*x + a)^5 + tan(b*x + a)^3)*sqrt(-c)*arctan(1/2 *sqrt(2)*sqrt(-c*tan(b*x + a)^2/(tan(b*x + a)^2 - 1))*(tan(b*x + a)^2 - 1) *sqrt(-c)/(c*tan(b*x + a))) + sqrt(2)*(4*tan(b*x + a)^6 + 5*tan(b*x + a)^4 - 8*tan(b*x + a)^2 - 1)*sqrt(-c*tan(b*x + a)^2/(tan(b*x + a)^2 - 1)))/(b* c^2*tan(b*x + a)^7 + 2*b*c^2*tan(b*x + a)^5 + b*c^2*tan(b*x + a)^3)]
Timed out. \[ \int \frac {\cos ^2(2 (a+b x))}{(c \tan (a+b x) \tan (2 (a+b x)))^{3/2}} \, dx=\text {Timed out} \] Input:
integrate(cos(2*b*x+2*a)**2/(c*tan(b*x+a)*tan(2*b*x+2*a))**(3/2),x)
Output:
Timed out
\[ \int \frac {\cos ^2(2 (a+b x))}{(c \tan (a+b x) \tan (2 (a+b x)))^{3/2}} \, dx=\int { \frac {\cos \left (2 \, b x + 2 \, a\right )^{2}}{\left (c \tan \left (2 \, b x + 2 \, a\right ) \tan \left (b x + a\right )\right )^{\frac {3}{2}}} \,d x } \] Input:
integrate(cos(2*b*x+2*a)^2/(c*tan(b*x+a)*tan(2*b*x+2*a))^(3/2),x, algorith m="maxima")
Output:
integrate(cos(2*b*x + 2*a)^2/(c*tan(2*b*x + 2*a)*tan(b*x + a))^(3/2), x)
Exception generated. \[ \int \frac {\cos ^2(2 (a+b x))}{(c \tan (a+b x) \tan (2 (a+b x)))^{3/2}} \, dx=\text {Exception raised: TypeError} \] Input:
integrate(cos(2*b*x+2*a)^2/(c*tan(b*x+a)*tan(2*b*x+2*a))^(3/2),x, algorith m="giac")
Output:
Exception raised: TypeError >> an error occurred running a Giac command:IN PUT:sage2:=int(sage0,sageVARx):;OUTPUT:Unable to divide, perhaps due to ro unding error%%%{%%%{%%{poly1[2,0]:[1,0,-2]%%},[0,4]%%%}+%%%{%%{poly1[4,0]: [1,0,-2]%
Timed out. \[ \int \frac {\cos ^2(2 (a+b x))}{(c \tan (a+b x) \tan (2 (a+b x)))^{3/2}} \, dx=\int \frac {{\cos \left (2\,a+2\,b\,x\right )}^2}{{\left (c\,\mathrm {tan}\left (a+b\,x\right )\,\mathrm {tan}\left (2\,a+2\,b\,x\right )\right )}^{3/2}} \,d x \] Input:
int(cos(2*a + 2*b*x)^2/(c*tan(a + b*x)*tan(2*a + 2*b*x))^(3/2),x)
Output:
int(cos(2*a + 2*b*x)^2/(c*tan(a + b*x)*tan(2*a + 2*b*x))^(3/2), x)
\[ \int \frac {\cos ^2(2 (a+b x))}{(c \tan (a+b x) \tan (2 (a+b x)))^{3/2}} \, dx=\frac {\sqrt {c}\, \left (\int \frac {\sqrt {\tan \left (b x +a \right )}\, \sqrt {\tan \left (2 b x +2 a \right )}\, \cos \left (2 b x +2 a \right )^{2}}{\tan \left (2 b x +2 a \right )^{2} \tan \left (b x +a \right )^{2}}d x \right )}{c^{2}} \] Input:
int(cos(2*b*x+2*a)^2/(c*tan(b*x+a)*tan(2*b*x+2*a))^(3/2),x)
Output:
(sqrt(c)*int((sqrt(tan(a + b*x))*sqrt(tan(2*a + 2*b*x))*cos(2*a + 2*b*x)** 2)/(tan(2*a + 2*b*x)**2*tan(a + b*x)**2),x))/c**2